251946110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{7369}}^1$

素因数の和:7652

約数の個数: 32

約数和(自身を含む): 490311360

約数和(自身を除く): 238365250

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 263, 526, 1315, 2630, 3419, 6838, 7369, 14738, 17095, 34190, 36845, 73690, 95797, 191594, 478985, 957970, 1938047, 3876094, 9690235, 19380470, 25194611, 50389222, 125973055, 251946110]

約数ペア:

[(1, 251946110), (2, 125973055), (5, 50389222), (10, 25194611), (13, 19380470), (26, 9690235), (65, 3876094), (130, 1938047), (263, 957970), (526, 478985), (1315, 191594), (2630, 95797), (3419, 73690), (6838, 36845), (7369, 34190), (14738, 17095)]